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Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011
Cash flows from operating activities: |  |
Net income | $ 12,801 | $ 1,034
Adjustments to reconcile net income to cash provided (used) by operating activities: |  |
Depreciation and amortization | 556 | 497
Allowance for doubtful accounts | 29 | 26
Amortization of deferred finance cost | 41 | 6
Value of share-based payment arrangements | 134 | 69
Deferred tax (benefit) utilization | (1,036) | 583
Changes in assets and liabilities: |  |
Trade accounts receivable | 468 | (712)
Inventories | (22,433) | 477
Prepaid expenses and other current assets | (65) | (235)
Other assets | (303) | (19)
Accounts payable and accrued expenses | 542 | (1,113)
Cash provided(used) by operating activities | (9,266) | 613
Cash flows from investing activities: |  |
Additions to patents | (19) | (43)
Additions to property, plant, and equipment | (1,248) | (903)
Investment in affiliates | (730) | 0
Cash used by investing activities | (1,997) | (946)
Cash flows from financing activities: |  |
Proceeds from issuance of common stock - net | 122 | 3
Repurchase of warrants | 0 | (90)
Proceeds of short-term debt - net | 10,527 | 1,470
Proceeds from long-term debt | 4,387 | 0
Repayment of long-term debt | (3,740) | (1,018)
Cash provided by financing activities | 11,296 | 365
Increase in cash and cash equivalents | 33 | 32
Cash and cash equivalents at beginning of period | 3,958 | 3,926
Cash and cash equivalents at end of period | 3,991 | 3,958
Supplemental disclosure of cash flow information: |  |
Cash paid during period for interest | 652 | 862
Cash paid for income taxes | 2,553 | 59
Non Cash Investing and Finance Securities |  |
Investment in affiliates | 408 | 0
Issuance of common stock in connection with asset purchase | $ 600 | $ 0

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